package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

/**
 * @Classname ShoppingCartMapper
 * @Description
 * @Date 2024/2/18 14:16
 * @Created by wangxiaojie
 */
@Mapper
public interface ShoppingCartMapper {


    /**
     * 动态条件查询
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id修改商品数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number =#{number} where id =#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 添加购物车数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time) " +
            "VALUES (#{name}, #{image}, #{userId}, #{dishId}, #{setmealId}, #{dishFlavor}, #{amount}, #{createTime}) ")
    void insert(ShoppingCart shoppingCart);

    /**
     * 清空购物车
     * @param userId
     */
    @Delete("delete  from shopping_cart where user_id =#{userId}")
    void clearShoppingCart(Long userId);
}
